Gentoo Archives: gentoo-announce

From: glsamaker@g.o
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 202208-24 ] GNU C Library: Multiple Vulnerabilities
Date: Sun, 14 Aug 2022 16:07:26
Message-Id: 166048734914.12.17871361326061032419@7b72ab9f548d
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2 Gentoo Linux Security Advisory GLSA 202208-24
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: GNU C Library: Multiple Vulnerabilities
9 Date: August 14, 2022
10 Bugs: #803437, #807935, #831096, #831212
11 ID: 202208-24
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14
15 Synopsis
16 ========
17
18 Multiple vulnerabilities have been discovered in the GNU C Library, the
19 worst of which could result in denial of service.
20
21 Background
22 ==========
23
24 The GNU C library is the standard C library used by Gentoo Linux
25 systems. It provides programs with basic facilities and interfaces to
26 system calls. ld.so is the dynamic linker which prepares dynamically
27 linked programs for execution by resolving runtime dependencies and
28 related functions.
29
30 Affected packages
31 =================
32
33 -------------------------------------------------------------------
34 Package / Vulnerable / Unaffected
35 -------------------------------------------------------------------
36 1 sys-libs/glibc < 2.34 >= 2.34
37
38 Description
39 ===========
40
41 Multiple vulnerabilities have been discovered in GNU C Library. Please
42 review the CVE identifiers referenced below for details.
43
44 Impact
45 ======
46
47 Please review the referenced CVE identifiers for details.
48
49 Workaround
50 ==========
51
52 There is no known workaround at this time.
53
54 Resolution
55 ==========
56
57 All GNU C Library users should upgrade to the latest version:
58
59 # emerge --sync
60 # emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.34-r7"
61
62 References
63 ==========
64
65 [ 1 ] CVE-2021-3998
66 https://nvd.nist.gov/vuln/detail/CVE-2021-3998
67 [ 2 ] CVE-2021-3999
68 https://nvd.nist.gov/vuln/detail/CVE-2021-3999
69 [ 3 ] CVE-2021-35942
70 https://nvd.nist.gov/vuln/detail/CVE-2021-35942
71 [ 4 ] CVE-2021-38604
72 https://nvd.nist.gov/vuln/detail/CVE-2021-38604
73 [ 5 ] CVE-2022-23218
74 https://nvd.nist.gov/vuln/detail/CVE-2022-23218
75 [ 6 ] CVE-2022-23219
76 https://nvd.nist.gov/vuln/detail/CVE-2022-23219
77
78 Availability
79 ============
80
81 This GLSA and any updates to it are available for viewing at
82 the Gentoo Security Website:
83
84 https://security.gentoo.org/glsa/202208-24
85
86 Concerns?
87 =========
88
89 Security is a primary focus of Gentoo Linux and ensuring the
90 confidentiality and security of our users' machines is of utmost
91 importance to us. Any security concerns should be addressed to
92 security@g.o or alternatively, you may file a bug at
93 https://bugs.gentoo.org.
94
95 License
96 =======
97
98 Copyright 2022 Gentoo Foundation, Inc; referenced text
99 belongs to its owner(s).
100
101 The contents of this document are licensed under the
102 Creative Commons - Attribution / Share Alike license.
103
104 https://creativecommons.org/licenses/by-sa/2.5

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